<?php
echo "请输入两个整数，用英文逗号分隔：\n";
echo "请输入两个整数的加减乘除的结果\n";
fscanf(STDIN, '%d ,%d', $a, $b);
$he=$a+$b;
$cha=$a-$b;
$ji=$a*$b;
$chu=$a/$b;
echo "$a + $b=$he\n";
echo "$a - $b=$cha\n";
echo "$a * $b=$ji\n";
echo "$a / $b=$chu\n";

